Brave Anna Barbara from the village of Überall goes in search of the golden thaler, a coin supposedly in the possession of rag collector Hans Geiz. She follows him into his underworld and there makes the acquaintance of the little cleaner. Together they look for the golden thaler and end up finding the love of their lives.
What's the latest with global warming? Are we doing enough to solve the climate crisis? Is technical progress always a good thing? And what significance does sustainability have for both the planet and our descendants? Celia looks at her world with clever thoughts and encourages reflection. After all, Celia's world is also ours.